ZHONE TECHNOLOGIES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04J MULTIPLEX COMMUNICATION 1124
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284
 
 
 
H04M TELEPHONIC COMMUNICATION 1162

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7197010 System for real time voice quality measurement in voice over packet networkJun 20, 01Mar 27, 07[H04L]
5165091 Firmware download from a remote terminal to an optical network terminal in a digital loop carrier systemMar 20, 91Nov 17, 92[H04M, H04J]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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